2008 Toyota Sienna Vehicle Speed Control Problems
NHTSA component category: VEHICLE SPEED CONTROL · data through 07/14/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How vehicle speed control ranks on this vehicle
Share of the 428 complaints citing each category; one complaint can cite several. Full breakdown on the 2008 Toyota Sienna overview page.
What owners report
“MAKING LEFT TURN INTO PARKING SPOT. THE CAR WAS GOING VERY SLOWLY THEN ALL OF A SUDDEN THE VEHICLE EXHIBITED AN UNINTENDED ACCELERATION. VEHICLE WAS…”NHTSA complaint 10477621 — filed 09/22/2012
“THE CONTACT OWNS A 2008 TOYOTA SIENNA. THE CONTACT STATED WHILE DRIVING, THE RPMS INCREASED AND THE VEHICLE LUNGED FORWARD. THE FAILURE WAS INTERMITTENT; HOWEVER…”NHTSA complaint 10399324 — filed 05/06/2011
“THERE IS AN INTERMITTENT LAG IN THROTTLE RESPONSE AFTER PRESSING ON THE ACCELERATION PEDAL FOR APPROXIMATELY 2 SECONDS. DURING THE LAG PERIOD, THE VEHICLE DOES…”NHTSA complaint 10369147 — filed 12/03/2010
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Vehicle Speed Control complaints by year filed
Frequently asked questions
Does the 2008 Toyota Sienna have vehicle speed control problems?
Vehicle Speed Control is the #2 most-reported problem area on the 2008 Toyota Sienna: 51 of 428 complaints on file (11.9%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2008 Toyota Sienna have in total?
428 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 37 involved a crash, 4 involved a fire, 19 reported injuries, and none reported deaths.
What does NHTSA's vehicle speed control category include?
NHTSA assigns each complaint to standard component categories; this page reports the VEHICLE SPEED CONTROL category exactly as NHTSA defines and records it.
